59 lines
2.3 KiB
Diff
59 lines
2.3 KiB
Diff
commit f666d20249ff381dfc9bf5a621c544560527af40
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Author: mjw <mjw@a5019735-40e9-0310-863c-91ae7b9d1cf9>
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Date: Wed May 22 10:21:08 2013 +0000
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Support PTRACE_GET/SET_THREAD_AREA on x86.
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BZ#320063. (Josh Stone, jistone@redhat.com)
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git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13403 a5019735-40e9-0310-863c-91ae7b9d1cf9
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diff --git a/coregrind/m_syswrap/syswrap-x86-linux.c b/coregrind/m_syswrap/syswrap-x86-linux.c
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index 7e75899..ed60a15 100644
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--- a/coregrind/m_syswrap/syswrap-x86-linux.c
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+++ b/coregrind/m_syswrap/syswrap-x86-linux.c
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@@ -1118,6 +1118,10 @@ PRE(sys_ptrace)
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PRE_MEM_WRITE( "ptrace(getfpxregs)", ARG4,
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sizeof(struct vki_user_fxsr_struct) );
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break;
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+ case VKI_PTRACE_GET_THREAD_AREA:
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+ PRE_MEM_WRITE( "ptrace(get_thread_area)", ARG4,
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+ sizeof(struct vki_user_desc) );
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+ break;
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case VKI_PTRACE_SETREGS:
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PRE_MEM_READ( "ptrace(setregs)", ARG4,
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sizeof (struct vki_user_regs_struct));
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@@ -1130,6 +1134,10 @@ PRE(sys_ptrace)
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PRE_MEM_READ( "ptrace(setfpxregs)", ARG4,
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sizeof(struct vki_user_fxsr_struct) );
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break;
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+ case VKI_PTRACE_SET_THREAD_AREA:
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+ PRE_MEM_READ( "ptrace(set_thread_area)", ARG4,
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+ sizeof(struct vki_user_desc) );
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+ break;
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case VKI_PTRACE_GETEVENTMSG:
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PRE_MEM_WRITE( "ptrace(geteventmsg)", ARG4, sizeof(unsigned long));
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break;
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@@ -1167,6 +1175,9 @@ POST(sys_ptrace)
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case VKI_PTRACE_GETFPXREGS:
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POST_MEM_WRITE( ARG4, sizeof(struct vki_user_fxsr_struct) );
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break;
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+ case VKI_PTRACE_GET_THREAD_AREA:
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+ POST_MEM_WRITE( ARG4, sizeof(struct vki_user_desc) );
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+ break;
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case VKI_PTRACE_GETEVENTMSG:
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POST_MEM_WRITE( ARG4, sizeof(unsigned long));
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break;
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diff --git a/include/vki/vki-x86-linux.h b/include/vki/vki-x86-linux.h
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index 7c072d6..adfcb08 100644
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--- a/include/vki/vki-x86-linux.h
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+++ b/include/vki/vki-x86-linux.h
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@@ -812,6 +812,8 @@ struct vki_shminfo64 {
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#define VKI_PTRACE_SETFPREGS 15
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#define VKI_PTRACE_GETFPXREGS 18
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#define VKI_PTRACE_SETFPXREGS 19
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+#define VKI_PTRACE_GET_THREAD_AREA 25
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+#define VKI_PTRACE_SET_THREAD_AREA 26
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//----------------------------------------------------------------------
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// From linux-2.6.15.4/include/asm-i386/vm86.h
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